The report also finds that environmental issues cause 5.2 billion days of illness annually and cost the equivalent of 17.6 percent of the country's GDP in 2019
The Biman Bangladesh Airlines flight carrying him landed at the Shahjalal International Airport around 10am on Monday.
He was received by Foreign Minister AH Mahmood Ali, Civil Aviation Minister Rashed Khan Menon, Home Minister Asaduzzaman Khan Kamal and Dean of the Diplomatic Corps Robert Gibson.
Hamid left for the UK on Aug 23.
Press Secretary to the President Md Joynal Abedin said that the president was treated at the Moorfields Eye Hospital and Bupa Cromwell Hospital in London.